html,
body {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
}

body {
  display: flex;
  justify-content: center;
  align-items: center;
  background: #F7F7F7;
  line-height: 24px;
  overflow: hidden;
}

#root {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 392px;
  overflow: hidden;
  position: relative;
  text-align: center;
  justify-content: center;
}